cluster     1   number of spheres in cluster    16
    1 -30.19600  -7.39300  19.87600   0.700    1                                
    2 -29.77000  -8.71500  20.01500   0.700    2                                
    3 -28.25200 -10.82900  21.87300   0.700    3                                
    4 -30.53700 -12.52600  21.14400   0.700    4                                
    5 -29.22800  -6.30700  19.91600   0.700    5                                
    6 -27.48800  -8.02000  20.22800   0.700    6                                
    7 -28.10800 -12.33200  21.79300   0.700    7                                
    8 -28.12500 -10.40100  20.41900   0.700    8                                
    9 -29.08300 -12.56900  20.63300   0.700    9                                
   10 -27.91200  -6.72300  20.09400   0.700   10                                
   11 -28.48700  -8.98800  20.19200   0.700   11                                
   12 -31.49600 -12.76100  20.10600   0.700   12                                
   13 -26.77300 -12.63700  21.37800   0.700   13                                
   14 -29.51600  -5.10800  19.88300   0.700   14                                
   15 -26.29200  -8.25900  20.32600   0.700   15                                
   16 -28.83400 -11.46200  19.68800   0.700   16